
.butt .button_image{
  width:100%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.butt .button_image image{
  width:70%;
  height:70%;
}
.butt {
  float:left;
  width:20%;
  margin:2.5%;

}

.button_title{
  display:block;
  width:100%;
  font-size: 25px;
  font-family: "SimHei";
  color: rgb(86, 86, 86);
  text-align:center;
  line-height: 1.2;
}